Home / 117,317,820.80-176,039,716.80-49,167,401.60

Finding the Fourth Proportional to 117,317,820.80, 176,039,716.80 and 49,167,401.60

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Solution

The fourth proportional to 117,317,820.80, 176,039,716.80 and 49,167,401.60 is: 73,777,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,317,820.80 : 176,039,716.80 = 49,167,401.60 : x
  2. Step 2: Convert to fraction form
    117,317,820.80/176,039,716.80 = 49,167,401.60/x
  3. Step 3: Cross multiply
    117,317,820.80x = 176,039,716.80 × 49,167,401.60
  4. Step 4: Simplify right side
    117,317,820.80x = 8,655,415,453,455,868
  5. Step 5: Solve for x
    x = 8,655,415,453,455,868/117,317,820.80
  6. Step 6: Final answer
    x = 73,777,499.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.